Home / 3,387,627.63-4,674,322.89-1,917,529.20

Finding the Fourth Proportional to 3,387,627.63, 4,674,322.89 and 1,917,529.20

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Solution

The fourth proportional to 3,387,627.63, 4,674,322.89 and 1,917,529.20 is: 2,645,848.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387,627.63 : 4,674,322.89 = 1,917,529.20 : x
  2. Step 2: Convert to fraction form
    3,387,627.63/4,674,322.89 = 1,917,529.20/x
  3. Step 3: Cross multiply
    3,387,627.63x = 4,674,322.89 × 1,917,529.20
  4. Step 4: Simplify right side
    3,387,627.63x = 8,963,150,631,803.39
  5. Step 5: Solve for x
    x = 8,963,150,631,803.39/3,387,627.63
  6. Step 6: Final answer
    x = 2,645,848.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.